West Richland, WA ZIP Codes, Coordinates & Counties

West Richland, Washington has 1 ZIP code in Benton county. The approximate center of West Richland is 46.317, -119.379. West Richland has about 131,864 known street addresses.

ZIP codes
1
Counties
1
State
Washington (WA)
Coordinates
46.317, -119.379
Mapped addresses
131,864

ZIP codes in West Richland, WA

ZIP CodeCountyLatitudeLongitude
99353 Benton 46.317 -119.379

Counties West Richland spans

Benton

Most common streets in West Richland

Harrington, 38th, Riverside, Highlands, 58th, Laurel, Grant, Lattin, Holly, Northlake

Frequently asked questions

What ZIP codes are in West Richland, WA?

West Richland, Washington has 1 ZIP code, ranging from 99353 to 99353. The full list, with each ZIP's county and coordinates, is in the table on this page.

What county is West Richland, WA in?

West Richland is in Benton county.

What are the latitude and longitude of West Richland, WA?

The approximate center of West Richland, Washington is latitude 46.317, longitude -119.379. Coordinates for each ZIP code are listed in the table above.

How many ZIP codes does West Richland, WA have?

West Richland has 1 ZIP code.

How many addresses are in West Richland, WA?

West Richland, Washington has about 131,864 known street addresses in the sthan.io US address database.

What are the most common streets in West Richland, WA?

Some of the most common street names in West Richland are Harrington, 38th, Riverside, Highlands, 58th, Laurel.

What cities are near West Richland, WA?

Cities near West Richland include Richland (4 mi), Benton City (6 mi), Kennewick (15 mi), Prosser (18 mi), Sunnyside (18 mi).

Cities near West Richland

Richland, WA (4 mi) Benton City, WA (6 mi) Kennewick, WA (15 mi) Prosser, WA (18 mi) Sunnyside, WA (18 mi) Eltopia, WA (20 mi) Mesa, WA (21 mi) Pasco, WA (21 mi)

All Washington cities →

Need this for any US address, in code?

Get the ZIP code, county, and coordinates for any US address through the sthan.io API. Free 100 requests/month, no credit card required.

View the API →

Last updated: June 2026 · Data: sthan.io US address database